Anderson Compounds produces two industrial chemical compounds, Gorp and Gumm, from the same process, which last year, cost $480,000. Anderson produced 20,000 pounds of Gorp, which sells for $60 per gallon and 60,000 gallons of Gumm, which sells for $30 per gallon. After the split-off point, Gorp required additional processing costing $300,000 to make it salable. Using the adjusted sales method, how much of the joint cost should be allocated to Gorp?

a. $160,000

b. $120,000

c. $320,000

d. $192,000